JPH07108472A - Fixture driving tool - Google Patents

Abstract

PURPOSE:To provide a fixture driving tool which gives no hiderance to the working in a narrow place by connecting a magazine movable. CONSTITUTION:This tool is provided with a housing 2 whose part is formed in a handle 5, a cylinder 7 provided square to the handle 5 in the housing 2, a piston 8 provided movable in the cylinder 7 and a drive fit member 9 is connected, a nose 10 provided at the end of the cylinder at the side the drive fit member 9 moves and moving to penetrate the drive fit member 9 by the movement of the piston 8, and a magazine 12 connected to the handle 5 and housing the connecting body of the fixture fed to the nose 10 in the form wound in a coil form. The magazine 12 is connected to the handle 5 through a shaft 20 provided to its end almost parallel to the axis x of the handle 5, and the whole body of the magazine 12 is made possible to fluctuate only in a specific scope around the handle 5.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fastener driving tool such as a nail driving machine, and more particularly to a fastener driving tool capable of nail driving even in a narrow portion such as a Japanese-style ceiling.

[0002]

2. Description of the Related Art A fastener driving tool for driving a driving member such as a blade by a piston / cylinder device by using pressurized air to drive a fixing tool such as a nail to an object to be driven such as a wall is known. Very well known. In such a driving tool, it is often possible to secure a sufficient space in the case of a wall, etc.,
For example, the space on the ceiling, and especially the part with the pillar of the rim where the end of the Japanese-style ceiling plate is placed in the Japanese-style ceiling by modern construction methods is extremely narrow, and the driving tools to date have driven in that space. Nothing was small enough to do the job. In order to meet such demands, a fastener driving tool has been developed in which the length of the cylinder and its housing is extremely shortened and the driving operation can be easily performed even in the extremely narrow space described above (Japanese Patent Application No. 4-16).
9806).

[0003]

The fastener driving tool can be driven even in an extremely narrow place such as a portion having a column of a peripheral edge on which an end of a Japanese-style ceiling plate is mounted. It was However, if a magazine that accommodates the fastener coupling body in a coil is fixed to the handle, the magazine obstructs the work in a narrow space. Apart from such a tool,
No. 5819 and Japanese Utility Model Laid-Open No. 2-39884,
A fastener driving tool having a structure in which a magazine is tilted at a constant angle is disclosed. But the magazine of these tools
It is for facilitating the accommodation of the coil-shaped wound body in the magazine, and it is a configuration that only tilts the magazine around the rotation axis that penetrates the magazine, and the magazine always has a driving surface and a handle. Since it is still located between them, even if such a structure is directly incorporated in the magazine into the driving tool disclosed in the above-mentioned Japanese Patent Application No. 4-169806, as described above, depending on the driving position, the magazine may not It is unavoidable that it interferes with your work.

Accordingly, it is an object of the present invention to provide a fastener driving tool which does not hinder work in a narrow space by movably mounting a magazine.

[0005]

In order to achieve the above object, according to the present invention, a housing partially formed in a handle and an axis line intersecting with the axis line of the handle are provided in the housing. A cylinder, a piston movably provided in the cylinder and connected to a driving member, and a nose provided at an end portion of the cylinder on the side where the driving member moves, and through which the driving member penetrates by the movement of the piston. And a magazine that is connected to the handle and that houses a connector assembly of fasteners to be fed to the nose by winding it in a coil shape, and the magazine has a handle at its end. Is connected to the handle through a pivot provided substantially parallel to the axis of the handle, and the entire magazine is swingable about the handle about a predetermined range around the handle. Gudakomi tool is provided.

In the present invention, the magazine is formed into a flat cylindrical body for accommodating the coiled fastener coupling body, and the entire magazine is located between the driving surface facing the nose and the handle and is flat. A first position in which the end surface is parallel to the driving surface and a second position in which the end surface is spaced from the driving surface until it is located substantially laterally of the handle and the flat end surface is substantially orthogonal to the driving surface. The first position and the second position
Each position can be configured to be releasably locked.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. In FIG. 1, a nailing machine 1 as a fastener driving tool has a housing 2 for storing pressurized air.
The housing 2 comprises a body part 3 on which a piston and cylinder device is provided and a handle 5 on which a trigger device 4 is provided. Inside the housing 2, the axis line x of the handle 5
The cylinder 7 so that it has an axis y that intersects with
Is provided. A piston 8 is provided in the cylinder so as to be movable inside thereof, and a driving member 9 is connected to the piston. And the driving member 9
A nose 10 is attached to the end of the cylinder 7 on the moving side of the cylinder so as to close the cylinder end. A nail 11 as a fastener is fed to the nose 10, and the driving member 9 penetrates so as to strike the nail 11 by the movement of the piston 8. A feeding device for the nail 11 is provided on the nose, but it is omitted for convenience of description. Further, a magazine 12 that stores a linked body of nails 11 to be fed to the nose by winding it in a coil shape is connected to an end portion of the handle 5.

The operation of the nail driver 1 will be briefly described below.
Pressurized air is supplied to the supply port 14 at the end of the handle 5,
A connection body of nails 11 extends from the magazine 12 to the nose 10, and the nails 11 are fed to the nose. Trigger device 4
When the lever 15 is pulled, the valve device 16 provided between the cylinder 7 and the trigger device 4 operates to supply pressurized air to the piston back surface of the cylinder 7 to rapidly move the piston 8. Nail 11 with driving member 9 on nose 10
Is hit to hit an object such as wood. When the lever 15 is released, the supply of pressurized air on the rear side of the piston is stopped,
On the other hand, the pressurized air from the return air chamber provided outside the cylinder 7 is supplied to the front surface of the piston 8, so that the piston 8 stands still at the position where the driving member 9 is retracted from the nose 10 and Prepare for driving. Further, regarding the detailed structure and operation of the nail driving machine 1, Japanese Patent Application No.
See 169806.

In the present invention, the magazine 12 is connected to the handle 4 via a pivot 20 provided at the end of the magazine 12 substantially parallel to the axis x of the handle 4, and the entire magazine is centered on the pivot 20. The surroundings can be swung within a predetermined range. More specifically, the magazine 12 is formed as a flat cylindrical body that accommodates the coiled nail connecting body. The cylindrical magazine 12 is formed with an outlet portion 22 that is gently curved and extends so that the nail connector is smoothly fed to the feeder passage 21. Magazine 12
Has a semi-cylindrical portion for accommodating a coil-wound nail connector therein, and one half-cylindrical portion 23 can be opened and closed with respect to the other half-cylindrical portion 24. Are connected by the pin 28. In addition, locking claws 25 and 26 (only shown in FIG. 3 for convenience) are provided to lock the semi-cylindrical portion 23 against the semi-cylindrical portion 24, and the locking claw 25 has a finger hook portion 27 for locking. Can be released. The magazine 12
Is formed of a transparent or translucent resin material so that the remaining amount of the nail connecting body can be seen.

A coupling bracket 29 is formed on the magazine 12 for coupling to the handle 4, and the bracket 29 has a mounting portion 3 provided at an end of the handle 4.
A coupling 31 is provided to receive the pivot 20 mounted on the zero. Therefore, the magazine 12 is entirely located between the driving surface 17 facing the nose 10 and the handle 4 and the flat end surface 32 thereof is parallel to the driving surface 17 in the first position ( (Position of FIG. 1 and position of solid line of FIG. 3)
And a second position (a position in FIG. 4 and a position indicated by an imaginary line in FIG. 3) that is separated from the driving surface 17 and is substantially orthogonal to the driving surface 17 while being separated from the driving surface 17 until it is located substantially on the side of the handle 4. ) Can be rocked between. In the case of the present embodiment, the swing angle range is set to about 70 degrees as shown in FIG. And FIG.
As shown in, the first position shown by the solid line and the second position shown by the imaginary line
A lock mechanism is provided to releasably lock the position and the position. This lock mechanism is slidably attached to the connecting portion 31 of the bracket 29, is urged toward the pivot 20 by a spring 33, and has a locking member 35 having a protrusion 34 at its tip, and an attaching portion 30 of the handle 4. It is composed of locking holes 36 and 37 which are formed on the side surface and receive the projection 34 of the locking member 35 at the first position and the second position.

With such a structure, as shown in FIG. 1, when the magazine 12 is at the first position, when the nail is driven at a right angle to the flat object 17, the nailing machine 1 is used.
Can be driven parallel to the object 17 in a narrow space. When the driving space to the driving target is narrower,
When the magazine 12 gets in the way, the projection 34 of the locking member 35 is pulled out from the locking hole 36, the magazine 12 is rotated to the second position, and the projection 34 is locked in the locking hole 37. As a result, as shown in FIG. 4, since the magazine 12 is separated from the object 17, the handle 4 can be brought close to the object 17 and is surrounded by the object 17 such as a wall and another object 39 such as a ceiling. Even in the nailing work in the recessed portion, the nail can be driven into the marginal portion.

[0012]

According to the present invention, the magazine is connected to the handle via a pivot provided at the end of the magazine substantially parallel to the axis of the handle, and the entire magazine has a predetermined circumference around the handle around the pivot. Since it is possible to swing only within the range, by swinging the magazine and separating it from the target object,
The handle can be brought closer to the object, and the fastener can be driven even in a very narrow place such as a corner surrounded by the wall plate and the ceiling plate.

[Brief description of drawings]

FIG. 1 is a partially cutaway front view of a nailing machine according to the present invention.

2 is a side view of the nailer of FIG. 1. FIG.

3 is a bottom view of the nailing machine of FIG. 1. FIG.

FIG. 4 is a front view of the nailing machine of FIG. 1 when the magazine is swung.

[Explanation of symbols]

 1 nailing machine as a fastener driving tool 2 housing 3 main body part 4 trigger device 5 handle 7 cylinder 8 piston 9 driving member 10 nose 11 nail 12 magazine 16 valve device 17 target object 20 magazine axis 22 outlet part 23, 24 semi-cylindrical part of magazine 25 locking claw 29 coupling bracket 32 end face 35 locking member 36, 37 locking hole

Claims (2)

[Claims] 1. A housing partly formed in the handle, a cylinder provided in the housing so as to have an axis intersecting with the axis of the handle, and a driving member movably provided in the cylinder. A nose that is provided at the end of the cylinder on which the connected piston and the driving member move, and through which the driving member penetrates by the movement of the piston, and a fastener that is connected to the handle and that feeds to the nose. And a magazine for housing the connected body of the coil in a coiled form, the magazine being mounted on the handle through a pivot provided at an end of the magazine substantially parallel to the axis of the handle. A fastener driving tool characterized in that the entire magazine is connected and is swingable around a handle about a predetermined range around the pivot. 2. The fastener driving tool according to claim 1, wherein the magazine is formed into a flat cylindrical body for accommodating a coil-shaped fastener coupling body, and the entire magazine has a nose facing the punching body. A first position located between the driving surface and the handle, the flat end surface of which is parallel to the driving surface, and spaced from the driving surface until it is located substantially laterally of the handle and A fastener driving tool characterized in that a flat end surface is movable between a second position substantially orthogonal to the driving surface and is releasably locked in each of the first position and the second position.